Square D | 994320 | Circuit Breaker | 20A | 3-Pole | 480V | 10kA | Bolt-On

The Square D 994320 Circuit Breaker is a dependable bolt-on solution built for demanding 480V systems. Designed as a 3-pole unit with a 20A rating, it provides solid protection and reliable performance in industrial and commercial panel configurations.

Key specifications

• Amperage: 20A
• Pole configuration: 3-Pole
• Voltage: 480V
• Interrupt rating: 10kA
• Mounting type: Bolt-On

Why this breaker stands out

• The part number 994320 is your best reference when matching breakers to existing panels, reducing guesswork during maintenance, retrofit, or replacement projects.
• Compact bolt-on design: The bolt-on mounting delivers secure, vibration-resistant installation in compatible enclosures, which is especially valuable in space-constrained or high-demand applications.
• High accuracy specification alignment: With a 20A rating on a 3-pole, 480V circuit, this unit is tailored for multi-phase distribution in industrial equipment and commercial systems.
• Durable performance for retrofit projects: When upgrading or renewing gear in existing panels, this breaker offers a straightforward swap-in option for compatibility with legacy electrical infrastructure.

Ideal use cases

• Maintenance, retrofit, or replacement of 3-phase 480V electrical panels in manufacturing plants, data centers, or utility rooms.
• Upgrading control circuits for HVAC systems, conveyors, or processing equipment that run on 480V three-phase power.
• Replacement in existing Square D installations where the 994320 part number matches the panel’s reference and ratings.

Installation and compatibility tips

• Always confirm fit and ratings before ordering; the 994320 is the definitive compatibility reference for this unit.
• Ensure the panel accepts bolt-on breakers of this configuration and verify the 480V, 20A, 3-Pole, and 10kA specifications align with your system requirements.
• Handle with standard electrical safety procedures during installation and commissioning to ensure secure operation and reliable protection for downstream equipment.